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Finding the Fourth Proportional to 529,030.89, 793,440.23 and 259,042.73

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Solution

The fourth proportional to 529,030.89, 793,440.23 and 259,042.73 is: 388,512.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,030.89 : 793,440.23 = 259,042.73 : x
  2. Step 2: Convert to fraction form
    529,030.89/793,440.23 = 259,042.73/x
  3. Step 3: Cross multiply
    529,030.89x = 793,440.23 × 259,042.73
  4. Step 4: Simplify right side
    529,030.89x = 205,534,918,008.61
  5. Step 5: Solve for x
    x = 205,534,918,008.61/529,030.89
  6. Step 6: Final answer
    x = 388,512.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.